| Index: chrome/browser/page_load_metrics/observers/core_page_load_metrics_observer.h
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| diff --git a/chrome/browser/page_load_metrics/observers/core_page_load_metrics_observer.h b/chrome/browser/page_load_metrics/observers/core_page_load_metrics_observer.h
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| index ee4a86f4ab17d915fb2432d7046c4b0a25d49877..dd31e12a5ee7dbb1b744d7abbfd44435f6727e21 100644
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| --- a/chrome/browser/page_load_metrics/observers/core_page_load_metrics_observer.h
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| +++ b/chrome/browser/page_load_metrics/observers/core_page_load_metrics_observer.h
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| @@ -41,6 +41,9 @@ extern const char kHistogramLoadTypeParseStartNewNavigation[];
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|  
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|  extern const char kHistogramFailedProvisionalLoad[];
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|  
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| +extern const char kHistogramPageTimingPageEnd[];
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| +extern const char kHistogramPageTimingFirstBackground[];
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| +
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|  extern const char kRapporMetricsNameCoarseTiming[];
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|  extern const char kHistogramFirstMeaningfulPaintStatus[];
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|  
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| 
 |